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EN 1.4122 Stainless Steel vs. EN 1.3963 Alloy

Both EN 1.4122 stainless steel and EN 1.3963 alloy are iron alloys. They have 64% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4122 stainless steel and the bottom bar is EN 1.3963 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14
29
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
72
Shear Strength, MPa 480 to 520
290
Tensile Strength: Ultimate (UTS), MPa 790 to 850
440
Tensile Strength: Yield (Proof), MPa 450 to 630
310

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 10
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.4
4.8
Embodied Energy, MJ/kg 33
66
Embodied Water, L/kg 120
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 520 to 1000
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 28 to 31
15
Strength to Weight: Bending, points 25 to 26
16
Thermal Shock Resistance, points 28 to 30
110

Alloy Composition

Carbon (C), % 0.33 to 0.45
0 to 0.050
Chromium (Cr), % 15.5 to 17.5
0 to 0.25
Iron (Fe), % 77.2 to 83.4
60.5 to 64.9
Manganese (Mn), % 0 to 1.5
0 to 0.5
Molybdenum (Mo), % 0.8 to 1.3
0 to 1.0
Nickel (Ni), % 0 to 1.0
35 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0.1 to 0.2